2643138

Information

• Patent Grant
• 2643138

• References
• Source

• Patent Number

  2,643,138

• Date Filed

  Not available

• Date Issued

  Tuesday, June 23, 1953
  71 years ago

• CPC

  • F16L37/16 - Joints tightened by the action of a wedge-shaped hinged hook
  • F16L27/12 - allowing substantial longitudinal adjustment or movement

• US Classifications

  • 285 - Pipe joints or couplings
  • D23 - Environmental heating and cooling